KR870003193A - Fermentation method and thus deacetylated heteropolysaccharide produced - Google Patents

Fermentation method and thus deacetylated heteropolysaccharide produced

Info

Publication number
KR870003193A
KR870003193A KR1019860007503A KR860007503A KR870003193A KR 870003193 A KR870003193 A KR 870003193A KR 1019860007503 A KR1019860007503 A KR 1019860007503A KR 860007503 A KR860007503 A KR 860007503A KR 870003193 A KR870003193 A KR 870003193A
Authority
KR
South Korea
Prior art keywords
heteropolysaccharide
fermentation method
deacetylated
poly
fermentation
Prior art date
Application number
KR1019860007503A
Other languages
Korean (ko)
Other versions
KR890001287B1 (en
Inventor
토울 고어든
아이스터어링 데이비스
Original Assignee
데이빗드 에이 잰킨스
세라니이즈 코오포레이션
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 데이빗드 에이 잰킨스, 세라니이즈 코오포레이션 filed Critical 데이빗드 에이 잰킨스
Publication of KR870003193A publication Critical patent/KR870003193A/en
Application granted granted Critical
Publication of KR890001287B1 publication Critical patent/KR890001287B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/20—Bacteria; Culture media therefor
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00—Preparation of compounds containing saccharide radicals
    • C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Biomedical Technology (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)

Abstract

내용 없음No content

Description

발효방법 및 이에 따라 생산된 탈아세틸화된 헤테로폴리사카라이드Fermentation method and thus deacetylated heteropolysaccharide produced

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 탈아세탈화된 폴리 54 및 잔탄검의 점도 비교그래프이다.1 is a viscosity comparison graph of deacetalized poly 54 and xanthan gum.

Claims (21)

메틸로필러스 비스코게네스(Methylophilus viscogenes)균주를 성장 탄소워을 포함하는 수성 영양배지에서 호기적으로 배양하여 발효 배지내에 세포외 헤테로폴리사카라이드 축적양을 생산하고, 발효 배지로부터 배양 미생물을 분리하여 세포가 없는 헤테로폴리사카라이드 수성용액을 제공하고, 수성용액이 pH를 알카리 범위로 맞추어서 헤테로폴리사카라이드를 탈아세틸화하는 것으로 구성된 발효방법.Methylophilus viscogenes strains are cultured aerobically in an aqueous nutrient medium containing a growing carbon war to produce extracellular heteropolysaccharide accumulation in the fermentation medium, and the cultured microorganisms are isolated from the fermentation medium. A heteropolysaccharide aqueous solution, wherein the aqueous solution comprises deacetylating the heteropolysaccharide by adjusting the pH to an alkali range. 제1항에 있어서, 성장 탄소원이 C1-화합물인 발효방법.The fermentation method according to claim 1, wherein the growth carbon source is a C 1 -compound. 제1항에 있어서, 성장 탄소원이 메탄올인 발효방법.The fermentation method according to claim 1, wherein the growth carbon source is methanol. 제1항에 있어서, 성장 탄소원이 푸럭토오스인 발효방법.2. The fermentation method according to claim 1, wherein the growth carbon source is fructose. 제1항에 있어서, 균주가 ATCC 39893인 발효방법.The fermentation method according to claim 1, wherein the strain is ATCC 39893. 제1항의 발효방법에 따라 생산된 탈아세틸화된 헤테로폴리사카라이드.A deacetylated heteropolysaccharide produced according to the fermentation method of claim 1. 제5항의 발효방법에 따라 생성된 탈아세틸화된 헤테로폴리사카라이드 폴리 54.Deacetylated heteropolysaccharide polys produced according to the fermentation method of paragraph 5 54. 메틸로필러스 비스코게네스(Methylophilus viscogenes)균주 ATCC 39893 떠는 그 변종을 성장 탄소원으로 메탄올을 포함하는 영양 배지에서 호기적으로 배양하여 발효 배지내에 세포의 헤테로폴리사카라이드 폴리 54 축적양을 생산하고, 알카리 조건하에서 헤테로폴리사카라이드 폴리 54를 반응시켜 탈아세틸화된 헤티로폴리사카라이드 폴리 54를 생산하는 것으로 구성된 발효방법.Methylophilus viscogenes strain ATCC 39893 The floating strains were cultivated aerobicly in a nutrient medium containing methanol as a growth carbon source to produce heteropolysaccharide poly 54 accumulation in cells in fermentation medium, A fermentation method consisting of reacting heteropolysaccharide poly 54 under conditions to produce deacetylated hetiropolysaccharide poly 54. 제8항에 있어서, 탈아세틸화된 헤테로폴리사카라이드 폴리 54를 고형 생성물로서 수성의 배지로부터 회수하는 발효방법.The method of claim 8 wherein the deacetylated heteropolysaccharide poly 54 is recovered from the aqueous medium as a solid product. 제8항의 방법에 따라 생산된 탈아세틸화된 헤테로폴리사카라이드 폴리 54.Deacetylated heteropolysaccharide poly produced according to the method of clause 8 54. 헤테로폴리사카라이드 폴리 54를 알카리성 pH 조건하의 수성 배지에서 가수분해하여 탈아세틸화된 헤테로폴리사카라이드 폴리 54를 생산하는 것을 구성된 방법.And hydrolyzing the heteropolysaccharide poly 54 in an aqueous medium under alkaline pH conditions to produce a deacetylated heteropolysaccharide poly 54. 제11항에 있어서, 알카리 처리를 약 8-12의 pH 및 25°-100℃의 반응 온도의 용액에서 수행하는 방법.The method of claim 11, wherein the alkali treatment is performed in a solution at a pH of about 8-12 and a reaction temperature of 25 ° -100 ° C. 메틸로필러스 비스코게네스(Methylophilus viscogenes)균주를 성장 탄소원을 포함하는 수성의 영양 배지에서 호기적으로 배양하여 수성배지에 세포의 헤테로폴리사카라이드 축적양을 생산하고, 수성 배지를 수-혼화성 유기용매로 희석하여 헤테로폴리사카라이드를 침전시켜 수성의 슬러리 배지를 형성하고, 수성의 슬러리 배지를 알카릴 시약으로 처리하여 탈아세틸화된 헤테로폴리사카라이드의 수성 슬러리를 생성하는 것으로 구성되는 발효방법.Methylophilus viscogenes strains are cultured aerobically in an aqueous nutrient medium containing a growing carbon source to produce heteropolysaccharide accumulation of cells in an aqueous medium, and the aqueous medium is water-miscible organic. Dilution with solvent to precipitate the heteropolysaccharide to form an aqueous slurry medium, and the aqueous slurry medium is treated with an alkali reagent to produce an aqueous slurry of deacetylated heteropolysaccharide. 제13항에 있어서, 성장 탄소원이 C1-화합물인 발효방법.The fermentation method according to claim 13, wherein the growth carbon source is a C 1 -compound. 제13항에 있어서, 성장 잔소원이 메탄올인 발효방법.The fermentation method according to claim 13, wherein the growth residue source is methanol. 제13항에 있어서, 성장 탄소원이 푸럭토오스인 발효방법.The fermentation method according to claim 13, wherein the growth carbon source is fructose. 제13항에 있어서, 균주가 ATCC 39893인 발효방법.The fermentation method according to claim 13, wherein the strain is ATCC 39893. 제13항의 발효방법에 따라 생산된 탈아세틸화된 헤테로폴리사카라이드.Deacetylated heteropolysaccharide produced according to the fermentation method of claim 13. 제17항의 발효방법에 따라 생산된 탈아세틸화된 헤테로폴리사카라이드 폴리 54.Deacetylated heteropolysaccharide polys produced according to the fermentation method of clause 17. 54. 고형의 헤테로폴리사카라이드 폴리 54를 알카리성 용액과 접촉시켜 고형으로 탈아세틸화된 헤테로폴리사카라이드 폴리 54를 생성하는 방법.A method of contacting a solid heteropolysaccharide poly 54 with an alkaline solution to produce a solid deacetylated heteropolysaccharide poly 54. 25℃에서 부룩필드 스핀들 제4호로 측정하여 50RPM에서 적어도 약 1000cps의 0.5% 점도를 나타내는 탈아세틸화된 헤테로폴리사카라이드 폴리 54.Deacetylated heteropolysaccharide poly 54 exhibiting a 0.5% viscosity of at least about 1000 cps at 50 RPM as measured by Brookfield Spindle 4 at 25 ° C. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860007503A 1985-09-09 1986-09-08 Production of novel heteropolysaccharides KR890001287B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US77376685A 1985-09-09 1985-09-09
US773766 1985-09-09

Publications (2)

Publication Number Publication Date
KR870003193A true KR870003193A (en) 1987-04-15
KR890001287B1 KR890001287B1 (en) 1989-04-28

Family

ID=25099247

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860007503A KR890001287B1 (en) 1985-09-09 1986-09-08 Production of novel heteropolysaccharides

Country Status (3)

Country Link
EP (1) EP0215623A3 (en)
JP (1) JPS6283897A (en)
KR (1) KR890001287B1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0232582A3 (en) * 1986-02-06 1988-03-02 Celgene Corporation Novel species of facultative methylotrophic bacterium
EP0231585B1 (en) * 1986-02-06 1992-07-08 Celgene Corporation Biosynthesis of heteropolysaccharides
JPS637778A (en) * 1986-06-28 1988-01-13 セルジ−ン・コ−ポレ−ション New strain of arbitrary methylotroph bacteria
KR880002890A (en) * 1986-08-01 1988-05-12 피터 제이 크레취머 Production of Heat-Converted Complex Polysaccharides

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5878595A (en) * 1981-11-05 1983-05-12 Nakano Vinegar Co Ltd Preparation of novel acidic heteropolysaccharide
JPS59142201A (en) * 1983-02-04 1984-08-15 Agency Of Ind Science & Technol High-molecular polysaccharide of improved hydrophilicity and its preparation

Also Published As

Publication number Publication date
KR890001287B1 (en) 1989-04-28
JPS6283897A (en) 1987-04-17
EP0215623A2 (en) 1987-03-25
EP0215623A3 (en) 1988-01-07

Similar Documents

Publication Publication Date Title
SU735177A3 (en) Method of preparing pullulane
Toran-Diaz et al. Effect of acid or enzymatic hydrolysis on ethanol production by Zymomonas mobilis growing on Jerusalem artichoke juice
KR830006428A (en) Method for preparing 2,5-diketo-D-gluconic acid
EP0140610B1 (en) A process for producing thermostable alpha-amylases by culturing micro-organisms at elevated temperatures
KR960002873B1 (en) Preparation process of polysaccharides
KR860007375A (en) Xylose isomerase, its production method and isomerization method of passivated xylose isomerase and glucose to fructose
IE45763L (en) Microbial biomass and a heteropolysaccharide biopolymer.
US4135977A (en) Process for production of cyclodextrin
KR900003711B1 (en) Process for the fermentation its producing hetero polysaccharide and its compositions
KR890701730A (en) Method for preparing and using thermostable cyclodextrin glycosyl transferase
KR870003193A (en) Fermentation method and thus deacetylated heteropolysaccharide produced
US4059489A (en) Production of glucose isomerase
KR840002904A (en) Method for Decomposing Compounds Containing Methyl Group in Pseudomonas Microorganisms and Aqueous Solutions
US2673828A (en) Preparation and use of polysaccharide-producing enzyme
US4245046A (en) Process for the fermentative production of xanthan gum with organic acids
KR940005792A (en) Enzyme Purification of Polysaccharides
GB1451020A (en) Process for producing bacterial cells
US2689816A (en) Process for producing dextran
US4591561A (en) Process for the preparation of maltopentaose
JP2936552B2 (en) Method for producing optically active (S)-(+)-3-halo-1,2-propanediol
Torres et al. Continuous ethanol production by Zymomonas mobilis from an equimolar mixture of glucose and fructose
US3732145A (en) Process for producing citric acid
KR880002890A (en) Production of Heat-Converted Complex Polysaccharides
KR930021796A (en) Method for preparing malonyl-7-aminocephalosporinic acid derivative by microorganism
KR940009319A (en) Solubilization method of coal using microorganism

Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
LAPS Lapse due to unpaid annual fee